81223648

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{3911}}^1$

素因数の和:3991

約数の個数: 48

約数和(自身を含む): 177448320

約数和(自身を除く): 96224672

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 59, 88, 118, 176, 236, 352, 472, 649, 944, 1298, 1888, 2596, 3911, 5192, 7822, 10384, 15644, 20768, 31288, 43021, 62576, 86042, 125152, 172084, 230749, 344168, 461498, 688336, 922996, 1376672, 1845992, 2538239, 3691984, 5076478, 7383968, 10152956, 20305912, 40611824, 81223648]

約数ペア:

[(1, 81223648), (2, 40611824), (4, 20305912), (8, 10152956), (11, 7383968), (16, 5076478), (22, 3691984), (32, 2538239), (44, 1845992), (59, 1376672), (88, 922996), (118, 688336), (176, 461498), (236, 344168), (352, 230749), (472, 172084), (649, 125152), (944, 86042), (1298, 62576), (1888, 43021), (2596, 31288), (3911, 20768), (5192, 15644), (7822, 10384)]